package com.jcodecraeer.xrecyclerview.progressindicator.indicator;

import ohos.agp.animation.Animator;
import ohos.agp.animation.AnimatorValue;
import ohos.agp.render.Canvas;
import ohos.agp.render.Paint;

import java.util.ArrayList;
import java.util.List;

public class BallGridBeatIndicator extends BaseIndicatorController {

    public static final int ALPHA=255;

    int[] alphas=new int[]{ALPHA,
            ALPHA,
            ALPHA,
            ALPHA,
            ALPHA,
            ALPHA,
            ALPHA,
            ALPHA,
            ALPHA};

    @Override
    public void draw(Canvas canvas, Paint paint) {
        float circleSpacing=4;
        float radius=(getWidth()-circleSpacing*4)/6;
        float x = getWidth()/ 2-(radius*2+circleSpacing);
        float y = getWidth()/ 2-(radius*2+circleSpacing);

        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                canvas.save();
                float translateX=x+(radius*2)*j+circleSpacing*j;
                float translateY=y+(radius*2)*i+circleSpacing*i;
                canvas.translate(translateX, translateY);
//                paint.setAlpha(alphas[3 * i + j]);
                canvas.drawCircle(0, 0, radius, paint);
                canvas.restore();
            }
        }
    }

    @Override
    public List<Animator> createAnimation() {
        List<Animator> animators=new ArrayList<>();

        int[] durations={960, 930, 1190, 1130, 1340, 940, 1200, 820, 1190};
        int[] delays= {360, 400, 680, 410, 710, -150, -120, 10, 320};

        for (int i = 0; i < 9; i++) {
            final int index=i;
            AnimatorValue alphaAnim = new AnimatorValue();
            alphaAnim.setDuration(durations[i]);
            alphaAnim.setLoopedCount(-1);
            alphaAnim.setDelay(delays[i]);
            alphaAnim.setValueUpdateListener(new AnimatorValue.ValueUpdateListener() {
                @Override
                public void onUpdate(AnimatorValue animatorValue, float v) {
                    alphas[index] = (int) v*255;
                    postInvalidate();
                }
            });

            alphaAnim.start();
            animators.add(alphaAnim);
        }
        return animators;
    }
}
